2026 Canada Customs Tariff and excise; Imports; Exports; chapter-by-chapter (Effective date: 2026-09-01)

HTS Code 4002.3
Description of Goods Isobutene-isoprene (butyl) rubber (IIR); halo-isobutene-isoprene rubber (CIIR or BIIR):
Unit of Meas
MFN Tariff
General Tariff
Applicable Preferential Tariffs